Olivine, Peridot ((Mg, Fe)2SiO4)
Subcategory: Oxide, Silicon; Oxide
Key Words: (Mg, Fe)2SiO4
Material Notes: Silicate of iron and magnesia. MatWeb also has entries for the end members of the olivine compositional range: Fayalite (Fe2SiO4) and Forsterite (Mg2SiO4). Light green, gem quality olivine with iron content on the lower end of the range is known as peridot.
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